.bottom{
    height: 80px;
    .b_com{
        height: 100%;
        width: 100px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        
        .tusize{
            font-size: 35px;
        }
    }
    .active{
        color: deepskyblue;
    }
}

.mytop{
    height: 60px;
    width: 90%;
    // overflow-y: hidden;
    // overflow-x: hidden;
    margin: auto;
    border-bottom: 1px solid #dddd;
    .active{
        position: relative;
        &::after{
            content:"";
            height:2px;
            width: 90%;
            position: absolute;
            background: deepskyblue;
            bottom:-90%;
            left: 0;
        }
    }
}